1)$Valstring='hulu'; and its return $ValResult=1--ok
2)$Valstring='hulu-'; and its return $ValResult=1--ok
3)$Valstring='hulu123'; and its return $ValResult=0--ok
4)$Valstring='hulu]'; and its return $ValResult=0--ok

but the when i try it with

5)$Valstring='hulu+'; and its return $ValResult=1--not ok

it suppose to return $ValResult=0

can someone help me with..thanking you all in advance for reviewing my post